While overseas before heading back to the U.S., the president warned that the GOP nominee, whom he derided as "uninformed" and having "wacky ideas," is being "normalized."
Many of Donald Trump's policy proposals stray from the traditional GOP playbook, and his unorthodox ways have a lot of Republicans asking big questions about their party's future.
Republican Sens. John McCain of Arizona and Marco Rubio of Florida are favored to win their GOP primaries on Tuesday. So is Democrat Debbie Wasserman Schultz despite angry opposition.
The Trump campaign is doing a lot of outreach to black and Latino communities, but he is underperforming most with the group he is supposed to appeal to most — whites.
In central Pennsylvania, a farm family, the CEO of a small paper mill and a student at Penn State University — all Trump supporters — weigh in on the candidate's claim of potential voter fraud.
The GOP nominee is considering walking back a key campaign promise central to his support — whether 11 million immigrants in the U.S. illegally would be deported under a President Trump.
The Republican nominee is finally going up on air with TV ads. His first spot — airing in Ohio, Pennsylvania, North Carolina and Florida — focuses on security, specifically immigration.